1487320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 3566160

約数和(自身を除く): 2078840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 361, 380, 412, 515, 722, 760, 824, 1030, 1444, 1805, 1957, 2060, 2888, 3610, 3914, 4120, 7220, 7828, 9785, 14440, 15656, 19570, 37183, 39140, 74366, 78280, 148732, 185915, 297464, 371830, 743660, 1487320]

約数ペア:

[(1, 1487320), (2, 743660), (4, 371830), (5, 297464), (8, 185915), (10, 148732), (19, 78280), (20, 74366), (38, 39140), (40, 37183), (76, 19570), (95, 15656), (103, 14440), (152, 9785), (190, 7828), (206, 7220), (361, 4120), (380, 3914), (412, 3610), (515, 2888), (722, 2060), (760, 1957), (824, 1805), (1030, 1444)]